# frozen_string_literal: true

class RemoveSiteId < ActiveRecord::Migration[4.2]
  def up
    drop_table "sites"
    remove_index "incoming_links", name: "incoming_index"
    add_index "incoming_links", %w[forum_thread_id post_number], name: "incoming_index"
    remove_column "incoming_links", "site_id"
    remove_index "users", name: "index_users_on_site_id"
    remove_column "users", "site_id"

    remove_index "expression_types", name: "index_expression_types_on_site_id_and_expression_index"
    remove_index "expression_types", name: "index_expression_types_on_site_id_and_name"
    remove_column "expression_types", "site_id"
    add_index "expression_types", ["expression_index"], unique: true
    add_index "expression_types", ["name"], unique: true

    drop_table "forums"
  end

  def down
    raise "not reversable"
  end
end
